Citazione Stile APA (7a Edizione)

Swan, M., & Walter, C. (1990). The new Cambridge English course. Student 1. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Swan, Michael, e Catherine Walter. The New Cambridge English Course. Student 1. Cambridge: Cambridge University Press, 1990.

Citatione MLA (9a ed.)

Swan, Michael, e Catherine Walter. The New Cambridge English Course. Student 1. Cambridge University Press, 1990.